| details |
Late Conemaugh |
Early Monongahela |
Ohio |
Kosanke,R.M. The characteristic plant microfossils of the Pittsburgh and Pomeroy Coals of Ohio. |
1943 |
| details |
Late Carboniferous |
|
Scotland |
Knox,E.M. The microspores of some Scottish Coals, and their vertical distribution. |
1951 |
| details |
Stephanian |
|
Canada(New Brunswick) |
Barss,M.S. Carboniferous and Permian spores of Canada. |
1967 |
| details |
Westphalian C |
|
Canada(Nova Scotia) |
Barss,M.S. Carboniferous and Permian spores of Canada. |
1967 |
| details |
Westphalian A |
|
Canada(Nova Scotia) |
Barss,M.S. Carboniferous and Permian spores of Canada. |
1967 |
| details |
Early Stephanian |
|
France(Jura) |
Navale,G.K.B. Miospore assemblage pattern in the Microlithotypes of Jura Coals. |
1964 |
| details |
Early Stephanian |
Middle Stephanian |
France(Jura) |
Navale,G.K.B. Palynologic study of some coals of France in relation to their petrographic structure. |
1962 |
| details |
Westphalian D |
|
France(Jura) |
Navale,G.K.B. Palynologic study of some coals of France in relation to their petrographic structure. |
1962 |
| details |
Namurian |
Westphalian |
USSR(Ukrainian SSR) |
Owens,B. Miospore zonation of the Carboniferous. (In: Biostratigraphy. P.K.Sutherland and W.L.Manger, editors) |
1984 |